Quarter One Words to Know


MASS- AMOUNT OF MATTER IN AN OBJECT (MEASURED ON A BALANCE)
VOLUME- AMOUNT OF SPACE AN OBJECT TAKES UP (MEASURED WITH A GRADUATED CYLINDER OR RULER)
DENSITY- MASS PER UNIT OF VOLUME(units are g/mL or g/cm3)
MATTER- SOMETHING THAT TAKES UP SPACE AND HAS MASS
PROPERTIES- SOMETHING THAT CAN BE OBSERVED OR MEASURED
EXPANSION- DESCRIBES THE INCREASE IN THE VOLUME OF MATTER THAT OCCURS WHEN MATTER IS HEATED (GAINS ENERGY)
CONTRACTION- DESCRIBES THE DECREASE IN THE VOLUME OF MATTER THAT OCCURS WHEN MATTER IS COOLED (LOSS OF ENERGY)

MELTING- DESRIBES GOING FROM A SOLID TO A LIQUID
FREEZING- DESCRIBES GOING FROM A LIQUID TO A SOLID
BOILING- DESCRIBES GOING FROM A LIQUID TO A GAS
EVAPORATION- DESCRIBES GOING FROM A LIQUID TO A GAS AT THE SURFACE
CONDENSATION- DESCRIBES GOING FROM A GAS TO A LIQUID
SUBLIMATION- DESCRIBES WHEN A SUBSTANCE GOES FROM A SOLID TO A GAS


PHASES OR STATES OF MATTER
SOLID- DEFINITE SHAPE AND VOLUME (PARTICLES ARE PACKED TOGETHER TIGHTLY, MOST DENSE)
LIQUID- DEFINITE VOLUME, BUT NO DEFINITE SHAPE
GAS- NO DEFINITE SHAPE OR VOLUME (PARTICLES ARE SPREAD APART, LEAST DENSE)

Quarter Two Words to Know


SOLUTE- SOMETHING THAT CAN DISSOLVE (SALT)
SOLVENT- SOMETHING THAT DOES THE DISSOLVING (WATER)
SOLUBLE- SOMETHING THAT WILL DISSOLVE (SALT MIXED IN WATER)
INSOLUBLE- SOMETHING THAT WON'T DISSOLVE (SULFUR IN WATER)
HOMOGENEOUS MIXTURE- A MIXTURE THAT LOOKS LIKE ONE THING (KOOL-AID)
HETEROGENEOUS MIXTURE- A MIXTURE THAT YOU CAN SEE THE PIECES OF (PIZZA)
SOLUTION- DESCRIBES A MIXTURE OF 1 OR MORE SUBSTANCES COMBINED TOGETHER UNIFORMLY (SALT AND WATER MIXED)
PURE- DESCRIBES A SUBSTANCE WITH CONSTANT COMPOSITION
RESIDUE- DESCRIBES WHAT IS LEFT IN THE FILTER AFTER THE FILTERING PROCESS
DISSOLVE- SOMETHING THAT FORMS A SOLUTION
SATURATED- DESCRIBES A SOLUTION UNABLE TO DISSOLVE MORE SOLUTE